81139968014

素因数分解:

$2^1\times 7^1\times {\mathrm{54493}}^1\times {\mathrm{106357}}^1$

素因数の和:160859

約数の個数: 16

約数和(自身を含む): 139100948448

約数和(自身を除く): 57960980434

約数列:

[1, 2, 7, 14, 54493, 106357, 108986, 212714, 381451, 744499, 762902, 1488998, 5795712001, 11591424002, 40569984007, 81139968014]

約数ペア:

[(1, 81139968014), (2, 40569984007), (7, 11591424002), (14, 5795712001), (54493, 1488998), (106357, 762902), (108986, 744499), (212714, 381451)]